Add velocity to tooltip, limit linear velocity on bird

src/bin/flappy/main.rs

@@ -81,6 +81,7 @@ fn main() {
                 ),
                 scoring.run_if(on_event::<CollisionEnded>),
                 manage_batches.run_if(on_event::<CollisionStarted>).run_if(in_state(PlayerState::Alive).or(in_state(PlayerState::Rewind))),
+                update_tooltip.run_if(in_state(DebuggingState::On)),
             ),
         )
         .add_observer(flap)
@@ -143,6 +144,7 @@ fn init_bird(
         Collider::circle(0.5),
         Mass(10.0),
         ExternalImpulse::default().with_persistence(false),
+        MaxLinearSpeed(500.0),
     );
 
     let tape = Tape::default();
@@ -698,3 +700,11 @@ fn manage_batches(
             })
         });
 }
+
+fn update_tooltip(
+    mut query: Query<(&mut ToolTip, &LinearVelocity, Entity), With<Bird>>,
+) {
+    query.iter_mut().for_each(|(mut tt, lv, _)| {
+        tt.insert("Velocity", format!("{}", lv.0));
+    });
+}

src/debug.rs

@@ -1,6 +1,6 @@
 use std::{cmp::Ordering, collections::VecDeque};
 
-use bevy::{picking::{backend::HitData, hover::HoverMap}, sprite::Anchor};
+use bevy::{picking::hover::HoverMap, sprite::Anchor};
 
 use super::*;